Available Answers

1. 1.

   Multiple Choice Questions (MCQs). Tick (√) the right option:

   1. Matter is made up of tiny particles called __________________.
      1. Molecules
      2. Solids
      3. Gases
      4. None of these
   2. A matter having definite volume but no definite shape is called ______________.
      1. Solid
      2. Liquid
      3. Gas
      4. None of these
   3. A matter which cannot flow is
      1. Solid
      2. Liquid gas
      3. Air
      4. None of these
   4. Matter occupies space and has a ________________.
      1. Force
      2. Work
      3. Mass
      4. None of these
   5. Molecules in a liquid are less _____________ packed.
      1. Closely
      2. Loosely
      3. Tightly
      4. None of these
   6. In sugar solution, sugar is _______________.
      1. Solvent
      2. Solute
      3. Mixture
      4. None of these
2. 2.

   Fill in the blanks with the given words:

   water vapour

   closely

   not fixed

   oxygen

   soluble

   1. Sugar is ____________ in water.
   2. On heating water changes into ______________.
   3. The molecules in solids are very _____________ packed.
   4. Liquid have _____________ volume.
   5. Plants and aquatic animals breathe in _____________ dissolved in water.
3. 3.

   Write 'T' for true or 'F' for false:

   1. Sugar is insoluble in water.
   2. All material have same taste and smell.
   3. Water exists in two states.
   4. Matter is made up of tiny particles called molecules.
   5. Sugar and water make a solution.
4. 4.

   Match the following:

   1. Sugar	a. Is soft
   2. Ice	b. Dissolves in water
   3. Rubber	c. Is inflammable
   4. Water	d. Is a solid form of water
   5. Kerosene	e. Is colourless

    

5. 5.

   Why solids have a fixed shape?

6. 6.

   What is a matter? Mention its different forms.